Someone, typically a female, who takes 10 minutes to give you a simple answer. A chick you meet at the bar and find out her whole life story before your beer comes. A derogatory name to call someone when they are rambling on about nonsense.

Stay away from Yackasaurus Rex over there,...shit, I met her three minutes ago and I know more about her than I know about your mom...and me and your moms go back, way back.